reader.go | 7 +++----

diff --git a/reader.go b/reader.go
index a5ea62f2ce092535b4fdf19a95a24f0a93696a8c..648228be423fa2417e81bb9e36db4b02f0aca52e 100644
--- a/reader.go
+++ b/reader.go
@@ -8,7 +8,6 @@ 	"log"
 	"sync"
 
 	"github.com/anacrolix/missinggo"
-	"github.com/anacrolix/torrent/peer_protocol"
 )
 
 type Reader interface {
@@ -213,8 +212,8 @@ 				err = *ctxErr
 				return
 			}
 		}
-		pi := peer_protocol.Integer(r.torrentOffset(pos) / r.t.info.PieceLength)
-		ip := r.t.info.Piece(int(pi))
+		pi := pieceIndex(r.torrentOffset(pos) / r.t.info.PieceLength)
+		ip := r.t.info.Piece(pi)
 		po := r.torrentOffset(pos) % r.t.info.PieceLength
 		b1 := missinggo.LimitLen(b, ip.Length()-po, avail)
 		n, err = r.t.readAt(b1, r.torrentOffset(pos))
@@ -225,7 +224,7 @@ 		}
 		r.t.cl.lock()
 		// TODO: Just reset pieces in the readahead window. This might help
 		// prevent thrashing with small caches and file and piece priorities.
-		log.Printf("error reading torrent %s piece %d offset %d, %d bytes: %s",
+		log.Printf("error reading torrent %s piece %d offset %d, %d bytes: %v",
 			r.t.infoHash.HexString(), pi, po, len(b1), err)
 		r.t.updateAllPieceCompletions()
 		r.t.updateAllPiecePriorities()